19338464

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{9907}}^1$

素因数の和:9978

約数の個数: 24

約数和(自身を含む): 38700648

約数和(自身を除く): 19362184

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 9907, 19814, 39628, 79256, 158512, 317024, 604327, 1208654, 2417308, 4834616, 9669232, 19338464]

約数ペア:

[(1, 19338464), (2, 9669232), (4, 4834616), (8, 2417308), (16, 1208654), (32, 604327), (61, 317024), (122, 158512), (244, 79256), (488, 39628), (976, 19814), (1952, 9907)]